One of our '06 Technology partners, ListenShare, conducted a bunch of interviews at BlogHer '06 and has posted them to a variety of places:

-Download from the ListenShare site.
-Subscribe or download via Odeo.
-Subscribe or download from iTunes Music Store.

So far they've posted interviews with Arianna Huffington, Mena Trott, Guy Kawasaki and Lisa Stone, with more coming. Enjoy!

UPDATED: Now posted on more of your favorite podcast directories:

BlogHer at Podcast Directory.com
BlogHer at Podcast Alley
BlogHer at Podfeed.net